Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 24247
TLS Online TPP Program

#Question id: 12760

Which of the examples below provides appropriate abiotic and biotic factors that might determine the distribution of the species in question?

#Section 5: Applied Ecology & Evolution
  1.  The amount of nitrate and phosphate in the soil and wild flower abundance and diversity
  2.  The number of frost-free days and competition between species of introduced grasses and native alpine grasses
  3.  Increased predation and decreased food availability and a prairie dog population after a prairie fire
  4. Available sunlight and increased salinity in the top few meters of the ocean and the abundance and diversity of phytoplankton communities
More Questions
TLS Online TPP Program

#Question id: 3387

#Section 2: Evolution

Observe the following hypothetical populations Which of these populations, if any, is in Hardy-Weinberg equilibrium
TLS Online TPP Program

#Question id: 3371

#Section 2: Evolution

If a given gene in a randomly mating population has three alleles a, b and c in the ratio of 0.6, 0.3 and 0.1 respectively, what is the expected frequency of all heterozygote?
TLS Online TPP Program

#Question id: 4716

#Section 2: Evolution

Which of the following is correct match?

A

Wallace

I

Changes in allele frequency due

to random genetic drift

B

Sewall Wright

II

Evolution by natural selection

C

Carl Woese

III

hybrid sterility

D

Haldane’s rule

IV

DNA sequencing led to molecular phylogenetics

TLS Online TPP Program

#Question id: 11058

#Section 2: Evolution

The pufferfish, a common marine fish, has extensive spines that extend outward when it swallows water, becoming several times its normal size. This is an example of what kind of defense against predation?
TLS Online TPP Program

#Question id: 9222

#Section 2: Evolution

Which of the following statements is accurate with respect to the red-cockaded woodpecker populations in the southeastern United States?